Holley Sniper EFI Self-Tuning Master Kit
510-550-849D
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Master Kits
Holley 550-849D
Master Kit Features:
- Includes 40 ft. of 3/8 in. Vapor Guard fuel hose, (1) Bosch LSU 4.9 wideband oxygen sensor, (1) 2.250 in. clamp-on oxygen sensor kit, (10) stainless steel hose clamps, (1) post filter, (5) fittings, and caps
- Supports up to 350 horsepower (HP) via (2) 100 lb./hr. injectors
- Throttle body-mounted ECU
- Ford C4/C6 transmission kick down lever
- GM TH350/TH400 and 700R4 transmission kick down provisions
- (4) Wiring connections - Positive battery, negative battery, switched Ignition and RPM
- Integrated ignition timing control and coil driver
- Factory-style throttle position sensor (TPS) / idle air control (IAC) and fuel pressure regulator
- 58.5 PSI fuel pressure
- 3.280 in. height
- 9/16-18 female O-ring (AN 6) inlet/outlet size
- 2Bar Map sensor
- No laptop required for tuning
In-Tank Retrofit Fuel Module Features:
- Installs in most 7 in. to 12 in. deep factory fuel tanks or fuel cells
- The mounting surface is only 1.275 in. thick for a low-profile design and added clearance
- An innovative clamping system for locating the module anywhere in the tank beside the existing sending unit
- 360-degree rotating for easier clocking of the plumbing and wiring locations
- Construction of die-cast aluminum
- 1/4 in. NPT ports
- 340 LPH fuel pump
Note:
- Ford transmissions may require Holley 510-20-60 Ford Transmission Kickdown Spring and Bracket Kit
Emissions:
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
- 1965 and older U.S. manufactured California Certified vehicles
- 1967 and older U.S. manufactured Federally Certified vehicles
- 1967 and older Foreign manufactured vehicle
The following vehicles are considered Racing Use Only Vehicles:
- Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street
Specifications:
Motor Vehicles
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
Tools:
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
Electrical Cords
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.